package com.cpl.servlet;

import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.io.Writer;

@WebServlet(name="Out",urlPatterns = "/Out")//名字 地址
public class OutServlet extends HttpServlet {
    @Override
    protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
        doPost(req,resp);
    }

    @Override
    protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
        System.out.println("===================");
        req.setCharacterEncoding("utf-8");//响应编码utf-8
        resp.setCharacterEncoding("utf-8");//响应编码utf-8
        resp.setContentType("text/html");//设置响应头，告诉浏览器当前给你的是一个html
        String name=req.getParameter("name");//取参数的一种方法
        Writer writer = resp.getWriter();//
        writer.write("<h1>上一个servlet传递的值："+req.getAttribute(name));
        writer.flush();
        writer.close();

    }
}
